M
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
magCol	Plate	PSSA	Name of magnitude column in reference catalogue	varchar	16			REMARKS
magCol	Plate	SSA	Name of magnitude column in reference catalogue	varchar	16			REMARKS
magLimit	Survey	PSSA	Nominal mag limit of survey, eg. 22.5 for Bj	real	4			PHOT_MAG_LIMIT
magLimit	Survey	SSA	Nominal mag limit of survey, eg. 22.5 for Bj	real	4			PHOT_MAG_LIMIT
magMax	Plate	PSSA	Maximum instrumental mag in IAM file	real	4			PHOT_MAG_LIMIT
magMax	Plate	SSA	Maximum instrumental mag in IAM file	real	4			PHOT_MAG_LIMIT
magMin	Plate	PSSA	Minimum instrumental mag in IAM file	real	4			PHOT_MAG_LIMIT
magMin	Plate	SSA	Minimum instrumental mag in IAM file	real	4			PHOT_MAG_LIMIT
maxIter	Plate	PSSA	Maximum no. of iterations for non-linear astrometric fit	int	4			NUMBER
maxIter	Plate	SSA	Maximum no. of iterations for non-linear astrometric fit	int	4			NUMBER
meanClass	Source	PSSA	Estimate of image class based on unit-weighted mean of individual classes	tinyint	1			CLASS_OBJECT
meanClass	Source	SSA	Estimate of image class based on unit-weighted mean of individual classes	tinyint	1			CLASS_OBJECT
mjd	Plate	PSSA	Modified Julian Date at mid exposure	float	8	Julian days		TIME_DATE
mjd	Plate	SSA	Modified Julian Date at mid exposure	float	8	Julian days		TIME_DATE
mp_flg	twomass_psc	2MASS	Minor Planet Flag.	smallint	2			CODE_MISC
mp_flg	twomass_sixx2_psc	2MASS	src is positionally associated with an asteroid, comet, etc	smallint	2
mp_key	twomass_xsc	2MASS	key to minor planet prediction DB record.	int	4			ID_NUMBER
muAcosD	Source	PSSA	Proper motion in RA direction	real	4	mas/yr	-0.99999995e9	POS_EQ_PMRA
muAcosD	Source	SSA	Proper motion in RA direction	real	4	mas/yr	-0.99999995e9	POS_EQ_PMRA
muD	Source	PSSA	Proper motion in Dec direction	real	4	mas/yr	-0.99999995e9	POS_EQ_PMDEC
muD	Source	SSA	Proper motion in Dec direction	real	4	mas/yr	-0.99999995e9	POS_EQ_PMDEC